TPE New Replacement Laptop Notebook Battery for ACER Aspire 4220 4230 4235 4240 4320 4330 4332 4336 4732Z 5334 5338 AS5740 2930 4310 4520 4530 4535 4710 4720 4730 4736 4740 5541 5732 5735 5740 Series Battery type: Li-ion; Capacity: 5200mAh/58Wh; Cells: 6-cell; Voltage: 11.1V; Use the keyboard shortcuts Ctrl+F or -F (Mac) to quickly crosscheck if your requested model is listed in the following Compatible Laptop Model List or Compatible Parts Number List. Up to 500 cycles service life, low self-discharge, no memory effect; Dual IC chips provide protection against short circuit, over-discharge, overcurrent. CE/FCC/RoHS certified for product safety. Grade A Cell ensures fast charging and low power consumption; Operation time for standard batteries(6-Cell, 4400mAh) can reach approx. 2 hours, but the actual operation time depends on how much electricity is required on your device. TPE only deals with brand new premium replacement batteries. We only use the highest quality cells inside the battery pack so you will have a long service life. Our inventory turns rapidly and you will always receive a freshly manufactured battery.